<?php
/**
 * This class defines trip steps enum.
 * 
 * @author huajun.li
 *
 */
class TripStep {
	/**
	 * Start point of a trip, no map event, just ask for creating a trip.
	 */
	const APP_START = 0;
	/**
	 * Create trip,
	 * 1. Fill in basic info of a trip (title, description and etc)
	 * 2. enable google map event
	 */
	const TRIP_INIT = 1;
	/**
	 * Browse map.
	 */
	const BROWSE_MAP = 2;
}
?>